Turn the heat to low. Pour off the oil if necessary, and then add in same skillet add ½ Tbsp. of extra virgin olive oil; sauté the garlic and shallots; add ½ tsp. salt and black pepper to taste, until they just begin to take on color. Add 2 tsp. olive oil, then add lemon slices and sauté another minute or two turning once until slightly brown. Add the white wine and simmer a few seconds then the chicken stock. Simmer until reduced by half. Then add the 1 Tbsp. lemon juice. Add remaining 1 Tbsp. of butter stir until butter is incorporated into the sauce. Re add the chicken breasts and coat in the sauce for about 30 seconds. Pour sauce over chicken breasts and garnish with chopped parsley and lemon slices.